Is 170 E over Cst Clayton RD
Fair Condition58 years old41,851 vehicles/day
Location
| State | Missouri |
| County | St. Louis |
| Location | S 16 T 45 N R 6 E |
| Carries | Is 170 E |
| Crosses | Cst Clayton RD |
| Coordinates | 38.63794, -90.34392 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 95.1 ft (29 m) |
| Max Span | 89.9 ft (27.4 m) |
| Deck Width | 43.6 ft (13.3 m) |
| Deck Area | 385.7 sq m |
| Main Spans | 1 |
| Year Built | 1968 (reconstructed 1986) |
Traffic
| Avg Daily Traffic | 41,851 (2024) |
| Truck Traffic | 4% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 5 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 2414 |